Prime and composite

Prime and composite

Assessment

Flashcard

Mathematics

4th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has exactly two factors: 1 and itself.

2.

FLASHCARD QUESTION

Front

What is a composite number?

Back

A composite number is a number greater than 1 that has more than two factors.

3.

FLASHCARD QUESTION

Front

Is 1 a prime number or a composite number?

Back

Neither, because it has only one factor.

4.

FLASHCARD QUESTION

Front

List the factors of 12.

Back

1, 2, 3, 4, 6, 12

5.

FLASHCARD QUESTION

Front

What is the smallest prime number?

Back

2, which is also the only even prime number.

6.

FLASHCARD QUESTION

Front

What is the largest prime number less than 20?

Back

19

7.

FLASHCARD QUESTION

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

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